Mandalavadi is a village in Tirupathur tehsil in district of Vellore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Mandalavadi was 7,710 which includes 3,946 males and 3,764 females. Mandalavadi covers 1069.45 ha area. Pincode of Mandalavadi is 635853.